China 100% Original Castable Polyurethane Shoe Upper Prepolymer - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV Manufacturer and Supplier

100% Original Castable Polyurethane Shoe Upper Prepolymer - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV

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We take "customer-friendly, quality-oriented, integrative, innovative" as objectives. "Truth and honesty" is our management ideal for Concrete Admixture, Pu System For Refrigerator, Pu System For Boiler, By more than 8 years of company, now we have accumulated rich experience and advanced technologies from the generation of our merchandise.

100% Original Castable Polyurethane Shoe Upper Prepolymer - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV Detail:

Donpipe 302 HCFC-141b base blend polyols for pipeline insulation

INTRODUCTION

This product is a type of blend polyols premixed with HCFC-141B, which is specially researched for rigid PUF to produce thermal insulation pipes. It is widely used in steam pipes, liquefied nature gas running pipes, oil pipes and other fields. The characteristics are as follows:

(1) good flowability, by regulating formula to suit different pipe diameters.

(2) excellent low temperature dimensional stability

PHYSICAL PROPERTY

Appearance	Light yellow to brown transparent liquid
Hydroxyl value mgKOH/g	300-450
Dynamic viscosity（25℃） mPa.S	200-500
Density （20℃） g/ml	1.10-1.16
Storage temperature ℃	10-25
Storage stability month	6

TECHNOLOGY AND REACTIVITY (Component temperature is 20℃, the actual value is varied according to pipe diameter and processing condition.)

	Manual mixing	High pressure machine
Ratio（POL/ISO）	1:1.10-1.1.60	1:1.10-1.60
Rise time s	20-40	15-35
Gel time s	80-200	80-160
Tack free time s	≥150	≥150
Free density kg/m³	25-40	24-38

FOAM PERFORMANCES

Mold density	GB 6343	55-70kg/m³
Closed-cell rate	GB 10799	≥90%
Thermal conductivity （15℃）	GB 3399	≤24mW/(m.K)
Compression strength	GB/T8813	≥200kPa
Water absorption	GB 8810	≤3（V/V）%
Dimensional stability 24h -30℃	GB/T8811	≤1.0%
24h 100℃	GB/T8811	≤1.5%

The data provided above are typical value, which are tested by our company. For our company’s products, the data included in the law do not have any constraints.

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As for aggressive costs, we believe that you will be searching far and wide for anything that can beat us. We can state with absolute certainty that for such high-quality at such rates we have been the lowest around for 100% Original Castable Polyurethane Shoe Upper Prepolymer - Donpipe 302 HCFC-141b base blend polyols for pipeline insulation – INOV , The product will supply to all over the world, such as: Congo, Israel, Southampton, With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in beauty and other industries. Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs.

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Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!

By Barbara from California - 2017.01.11 17:15

This is a reputable company, they have a high level of business management, good quality product and service, every cooperation is assured and delighted!

By Philipppa from Netherlands - 2017.09.28 18:29

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